Heat sink or similar article



FIG. 1 is a perspective view of a heat sink or similar article showingmy new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a sectional view taken generally along sectional lines 5--5 ofFIG. 4; and

FIG. 6 is a back elevational view thereof.

The ornamental design for heat sink or similar article, as shown. 